2007-2171 2007-2171 S2007-21712020000100016 10.32870/dse.v0i20.592 Mexico 00 06 2020 00 06 2020 11 20 2011 2 13 13 183-96 2017 2012 58 1-10 2013 17 1 1 221-41 2011 3 28 28 1-10 1997 19 2 2 29-36